curvas de disparo disyuntores
TRANSCRIPT
-
7/26/2019 Curvas de Disparo Disyuntores
1/56
Single-pole thermal-magnetic trip units
Series C types EHD, FD, and HFD 15A
(SC-4423-88A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3Series C types EHD, FD, and HFD 20A(SC-4424-88A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Series C types EHD, FD, and HFD 25A(SC-4425-88A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Series C types EHD, FD, and HFD 30A(SC-4426-88A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Series C types EHD, FD, and HFD 35A(SC-4427-88A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Series C types EHD, FD, and HFD 40A(SC-4428-88A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Series C types EHD, FD, and HFD 45A(SC-4429-88A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Series C types EHD, FD, and HFD 50A
(SC-4430-88A) . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Series C types EHD, FD, and HFD 60A(SC-4431-88A) . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Series C types EHD, FD, and HFD 70A(SC-4432-88A) . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Series C types EHD, FD, and HFD 80A
(SC-4433-88A) . . . . . . . . . . . . . . . . . . . . . . . . . . Series C types EHD, FD, and HFD 90A(SC-4434-88A) . . . . . . . . . . . . . . . . . . . . . . . . . .
Series C types EHD, FD, and HFD 100A(SC-4435-88A) . . . . . . . . . . . . . . . . . . . . . . . . . .
Series C types FD and HFD 110A(SC-4436-88A) . . . . . . . . . . . . . . . . . . . . . . . . . .
Series C types FD and HFD 125A(SC-4437-88A) . . . . . . . . . . . . . . . . . . . . . . . . . .
Series C types FD and HFD 150A(SC-4438-88A) . . . . . . . . . . . . . . . . . . . . . . . . . .
Effective May 2009
Supersedes June 2006Trip Curves TC01200002E
Series C F-frame circuit breaker
time current curvesote:N Time/current characteristic curves for Series C
F-frame circuit breakersvoltages shown in curveheadings are maximum at which the breaker may beapplied. Interrupting capacity of individual breaker istabulated on each curve.
Contents
Description Page Description Pa
-
7/26/2019 Curvas de Disparo Disyuntores
2/562
Trip Curves TC01200002EEffective May 2009
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Two-, three-, and four-pole thermal-magnetic trip units
Series C types ED, EHD, FDB, FD, and HFD15A (SC-4134-87B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Series C types ED, EHD, FDB, FD, and HFD20A (SC-4135-87B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Series C types ED, EHD, FDB, FD, and HFD25A (SC-4136-87B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21
Series C types ED, EHD, FDB, FD, and HFD30A (SC-4137-87B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
Series C types ED, EHD, FDB, FD, and HFD35A (SC-4138-87B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
Series C types ED, EHD, FDB, FD, and HFD40A (SC-4139-87B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
Series C types ED, EHD, FDB, FD, and HFD45A (SC-4140-87B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
Series C types ED, EHD, FDB, FD, and HFD50A (SC-4141-87B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .26
Series C types ED, EHD, FDB, FD, and HFD60A (SC-4142-87B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27
Series C types ED, EHD, FDB, FD, and HFD70A (SC-4143-87B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28
Series C types ED, EHD, FDB, FD, and HFD80A (SC-4144-87B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
Series C types ED, EHD, FDB, FD, and HFD90A (SC-4145-87B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
Series C types ED, EDB, EDS, EDH, EDC, EHD,FDB, FD, and HFD 100A (SC-4146-87B) . . . . . . . . . . . . . . . . . . . . .31
Series C types ED, EDB, EDS, EDH, EDC, FDB,FD, and HFD 110A (SC-4147-87B) . . . . . . . . . . . . . . . . . . . . . . . . .32
Series C types ED, EDB, EDS, EDH, EDC, FDB,FD, and HFD 125A (SC-4148-87B) . . . . . . . . . . . . . . . . . . . . . . . . .33
Series C types ED, EDB, EDS, EDH, EDC, FDB, FD,and HFD 150A (SC-4149-87B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Series C types FD and HFD 175225A(SC-6970-98) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .35
Series C types ED, EDH, EDC, EDB, and EDS175225A (SC-5805-94A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36
Series C type FDC 15A (SC-5516-93A) . . . . . . . . . . . . . . . . . . . . . .37
Series C type FDC 20A (SC-5517-93A) . . . . . . . . . . . . . . . . . . . . . .38
Series C type FDC 25A (SC-5518-93A) . . . . . . . . . . . . . . . . . . . . . .39
Series C type FDC 30A (SC-5519-93A) . . . . . . . . . . . . . . . . . . . . . .40Series C type FDC 35A (SC-5520-93A) . . . . . . . . . . . . . . . . . . . . . .41
Series C type FDC 40A (SC-5521-93A) . . . . . . . . . . . . . . . . . . . . . .42
Series C type FDC 45A (SC-5522-93A) . . . . . . . . . . . . . . . . . . . . . .43
Series C type FDC 50A (SC-5523-93A) . . . . . . . . . . . . . . . . . . . . . .44
Series C type FDC 60A (SC-5524-93A) . . . . . . . . . . . . . . . . . . . . . .45
Series C type FDC 70A (SC-5525-93A) . . . . . . . . . . . . . . . . . . . . . .46
Series C type FDC 80A (SC-5526-93A) . . . . . . . . . . . . . . . . . . . . . .47
Series C type FDC 90A (SC-5527-93A) . . . . . . . . . . . . . . . . . . . . . .48
Series C type FDC 100A (SC-5528-93A) . . . . . . . . . . . . . . . . . . . . .49
Series C type FDC 110A (SC-5529-93A) . . . . . . . . . . . . . . . . . . . . .50
Series C type FDC 125A (SC-5530-93A) . . . . . . . . . . . . . . . . . . . . .51
Series C type FDC 150A (SC-5531-93A) . . . . . . . . . . . . . . . . . . . . .52
Series C type FDC 175225A (SC-6971-98) . . . . . . . . . . . . . . . . . .53
Three-pole electronic trip units
Series C type FDE, HFDE, and FDCE 225A,long/short delay (TC01203015E) . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Series C type FDE, HFDE, and FDCE 225A,
Long/short delay and I2t (TC01203016E) . . . . . . . . . . . . . . . . . . . . .55
Series C type FDE, HFDE, and FDCE 225A,LSIG (TC01203017E) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56
Contents (continued)
Description Page Description Page
-
7/26/2019 Curvas de Disparo Disyuntores
3/56
Trip Curves TC0120000Effective May 2
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Single-pole thermal-magnetic trip units
AB DE-IONcircuit breakers
Figure 1. Types EHD, FD, and HFD 15ACurve No. SC-4423-88A
Minimum Maximum
Interruptingratingdeterminesend of curve
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEIN
SECO
NDS
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINUTE
2HO
URS
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINUTE
2HO
URS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
15A
Maximum single-pole trip timesat 25C 1
CURRENT IN AMPERES
Maximum interrupting time
Circuit breaker time/current curves
Series C
F-frame circuit breakersCatalog types EHD, FD and HFD circuit breakers, single-pole.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 100A, 75C above 125A) per terminal.Tested in open air.
Maximum Vac: 277 at 50/60 HzMaximum Vdc: 125
Breaker rating
Continuous
Instantaneous trip, amperesamperes
15A See curve
Breakertype
Symmetrical RMS amperes (kA)
143565
EHDFDHFD
101010
Single-pole test data at 25C based on NEMAprocedures(AB 4-2003) for verifying performance of molded casecircuit breakers.
277V
DC amps
125V
Interrupting rating (UL/CSA listed)
-
7/26/2019 Curvas de Disparo Disyuntores
4/564
Trip Curves TC01200002EEffective May 2009
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 2. Types EHD, FD, and HFD 20ACurve No. SC-4424-88A
Minimum Maximum
Interruptingratingdeterminesend of curve
Maximuminterruptingtime
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOU
R
1MIN
UTE
2HOURS
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
TIMEIN
SECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1
HOUR
1M
INUTE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
20A
Maximum single-pole trip timesat 25C 1
CURRENT IN AMPERES
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types EHD, FD and HFD circuit breakers, single-pole.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 100A, 75C above 125A) per terminal.
Tested in open air.
Maximum Vac: 277 at 50/60 HzMaximum Vdc: 125
Breaker rating
ContinuousInstantaneous t rip, amperesamperes
20A See curve
Breakertype
Symmetrical Rms amperes (kA )
143565
EHDFDHFD
101010
Single-pole test data at 25C based on NEMA procedures(AB 4-2003) for verifying performance of molded casecircuit breakers.
277V
DC amps
125V
Interrupting rating (UL/CSA listed)
-
7/26/2019 Curvas de Disparo Disyuntores
5/56
Trip Curves TC0120000Effective May 2
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 3. Types EHD, FD, and HFD 25ACurve No. SC-4425-88A
Interruptingratingdeterminesend of curve
Minimum Maximum
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEIN
SECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOU
R
1MIN
UTE
2HOURS
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1
HOUR
1M
INUTE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
25A
Maximum single-pole t rip ti mesat 25C 1
CURRENT IN AMPERES
Maximum interrupting time
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types EHD, FD and HFD circuit breakers, single-pole.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 100A, 75C above 125A) per terminal.
Tested in open air.
Maximum Vac: 277 at 50/60 HzMaximum Vdc: 125
Breaker rating
ContinuousInstantaneous trip, amperesamperes
25A See curve
Breakertype
Symmetrical Rms amperes (kA )
143565
EHDFDHFD
101010
Single-pole test data at 25C based on NEMA procedures(AB 4-2003) for verifying performance of molded casecircuit breakers.
277V
DC amps
125V
Interrupting rating (UL/CSA listed)
-
7/26/2019 Curvas de Disparo Disyuntores
6/566
Trip Curves TC01200002EEffective May 2009
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 4. Types EHD, FD, and HFD 30ACurve No. SC-4426-88A
Interruptingratingdeterminesend of curve
Minimum Maximum
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MIN
UTE
2HOURS
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1
HOUR
1M
INUTE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
30A
Maximum single-pole trip timesat 25C 1
CURRENT IN AMPERES
Maximum interrupting time
Circuit breaker time/current curves
Series CF-trame circuit breakers
Catalog types EHD, FD and HFD circuit breakers, single-pole
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 100A, 75C above 125A) per terminal.
Tested in open air.
Maximum Vac: 277 at 50/60 HzMaximum Vdc: 125
Breaker rating
Continuous Instantaneous trip, amperesamperes
30A See Curve
Breakertype
Symmetrical Rms amperes (kA )
143565
EHDFDHFD
101010
Single-pole test data at 25C based on NEMA procedures(AB 4-2003) for verifying performance of molded case circuitbreakers.
277V
DC amps
125V
Interrupting rating (UL/CSA listed)
-
7/26/2019 Curvas de Disparo Disyuntores
7/56
Trip Curves TC0120000Effective May 2
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 5. Types EHD, FD, and HFD 35ACurve No. SC-4427-88A
Interruptingratingdeterminesend of curve
Maximuminterruptingtime
Minimum Maximum
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HO
UR
1MIN
UTE
2HOURS
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1M
INUTE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
35A
Maximum single-pole trip timesat 25C 1
CURRENT IN AMPERES
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types EHD, FD and HFD circuit breakers, single-pole.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 100A, 75C above 125A) per terminal.
Tested in open air.
Maximum Vac: 277 at 50/60 HzMaximum Vdc: 125
Breaker rating
Continuousamperes Instantaneous trip, amperes
35A See curve
Breakertype
Symmetrical Rms amperes (kA )
143565
EHDFDHFD
101010
Single-pole test data at 25C based on NEMA procedures(AB 4-2003) for verifying performance of molded casecircuitbreakers.
277V
DC amps
125V
Interrupting rating (UL/CSA listed)
-
7/26/2019 Curvas de Disparo Disyuntores
8/568
Trip Curves TC01200002EEffective May 2009
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 6. Types EHD, FD, and HFD 40ACurve No. SC-4428-88A
Interruptingratingdeterminesend of curve
Minimum Maximum
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOU
R
1MINUTE
2HOURS
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1
HOUR
1M
INUTE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
40A
Maximum single-pole trip timesat 25C 1
CURRENT IN AMPERES
Maximum interrupting time
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types EHD, FD and HFD circuit breakers, single-pole.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 100A, 75C above 125A) per terminal.
Tested in open air.
Maximum Vac: 277 at 50/60 HzMaximum Vdc: 125
Breaker rating
Continuousamperes Instantaneou s trip, amperes
40A See curve
Breakertype
Symmetrical Rms amperes (kA )
143565
EHDFDHFD
101010
Single-pole test data at 25C based on NEMA procedures(AB 4-2003) for verifying performance of molded casecircuitbreakers.
277V
DC amps
125V
Interrupting rating (UL/CSA listed)
-
7/26/2019 Curvas de Disparo Disyuntores
9/56
Trip Curves TC0120000Effective May 2
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 7. Types EHD, FD, and HFD 45ACurve No. SC-4429-88A
Interruptingratingdeterminesend of curve
Minimum Maximum
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEIN
SECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOU
R
1MINUTE
2HOURS
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1M
INUTE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
45A
Maximum single-pole trip timesat 25C 1
CURRENT IN AMPERES
Maximum interrupting time
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types EHD, FD and HFD circuit breakers, single-pole.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 100A, 75C above 125A) per terminal.
Tested in open air.
Maximum Vac: 277 at 50/60 HzMaximum Vdc: 125
Breaker rating
Continuousamperes Instantane ous trip, amperes
45A See curve
Breakertype
Symmetrical Rms amperes (kA )
143565
EHDFDHFD
101010
Single-pole test data at 25C based on NEMA procedures(AB 4-2003) for verifying performance of molded casecircuit breakers.
277V
DC amps
125V
Interrupting rating (UL/CSA listed)
-
7/26/2019 Curvas de Disparo Disyuntores
10/5610
Trip Curves TC01200002EEffective May 2009
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 8. Types EHD, FD, and HFD 50ACurve No. SC-4430-88A
Interruptingratingdeterminesend of curve
Minimum Maximum
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HO
UR
1MIN
UTE
2HOURS
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINUTE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
50A
Maximum single-pole trip timesat 25C 1
CURRENT IN AMPERES
Maximum interrupting time
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types EHD, FD and HFD circuit breakers, single-pole.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 100A, 75C above 125A) per terminal.Tested in open air.
Maximum Vac: 277 at 50/60 HzMaximum Vdc: 125
Breaker rating
Continuousamperes Instantaneous trip, amperes
50A See curve
Breakertype
Symmetrical Rms amperes (kA )
1435
65
EHDFD
HFD
1010
10
Single-pole test data at 25C based on NEMA procedures(AB 4-2003) for verifying performance of molded casecircuitbreakers.
277V
DC amps
125V
Interrupting rating (UL/CSA listed)
-
7/26/2019 Curvas de Disparo Disyuntores
11/56
Trip Curves TC0120000Effective May 2
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 9. Types EHD, FD, and HFD 60ACurve No. SC-4431-88A
Interruptingratingdeterminesend of curve
Minimum Maximum
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEIN
SECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOU
R
1MIN
UTE
2HOURS
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
TIMEIN
SECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1
HOUR
1M
INUTE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
60A
Maximum single-pole trip timesat 25C 1
CURRENT IN AMPERES
Maximum interrupting time
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types EHD, FD and HFD circuit breakers, single-pole.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 100A, 75C above 125A) per terminal.Tested in open air.
Maximum Vac: 277 at 50/60 HzMaximum Vdc: 125
Breaker rating
Continuousamperes Instantaneous trip, amperes
60A See curve
Single-pole test data at 25C based on NEMA procedures(AB4-2003) for verifying performance of molded case
circuit breakers.
Breakertype
Symmetrical Rms amperes (kA )
143565
EHDFDHFD
101010
277V
DC amps
125V
Interrupting rating (UL/CSA listed)
-
7/26/2019 Curvas de Disparo Disyuntores
12/5612
Trip Curves TC01200002EEffective May 2009
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 10. Types EHD, FD, and HFD 70ACurve No. SC-4432-88A
Interruptingratingdeterminesend of curve
Minimum Maximum
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOU
R
1MINUTE
2HOURS
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1
HOUR
1M
INUTE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
70A
Maximum single-pole trip timesat 25C 1
CURRENT IN AMPERES
Maximuminterrupting
time
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types EHD, FD and HFD circuit breakers, single-pole.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 100A, 75C above 125A) per terminal.
Tested in open air.
Maximum Vac: 277 at 50/60 HzMaximum Vdc: 125
Breaker rating
Continuousamperes Instantaneous trip, amperes
70A See curve
Single-pole test data at 25C based on NEMA procedures(AB 4-2003) for verifying performance of molded casecircuitbreakers.
Breakertype
Symmetrical Rms amperes (kA )
143565
EHDFDHFD
101010
277V
DC amps
125V
Interrupting rating (UL/CSA listed)
-
7/26/2019 Curvas de Disparo Disyuntores
13/56
Trip Curves TC0120000Effective May 2
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 11. Types EHD, FD, and HFD 80ACurve No. SC-4433-88A
Interruptingratingdeterminesend of curve
Minimum Maximum
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOU
R
1MINUTE
2HOURS
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1
HOUR
1M
INUTE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
80A
Maximum single-pole trip timesat 25C 1
CURRENT IN AMPERES
Maximum
interruptingtime
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types EHD, FD and HFD circuit breakers, single-pole.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 100A, 75C above 125A) per terminal.
Tested in open air.
Maximum Vac: 277 at 50/60 HzMaximum Vdc: 125
Breaker rating
Continuousamperes Instantaneous trip, amperes
80A See curve
Single-pole test data at 25C based on NEMA procedures(AB 4-2003) for verifying performance of molded casecircuitbreakers.
Breakertype
Symmetrical Rms amperes (kA )
143565
EHDFDHFD
101010
277V
DC amps
125V
Interrupting rating (UL/CSA listed)
-
7/26/2019 Curvas de Disparo Disyuntores
14/5614
Trip Curves TC01200002EEffective May 2009
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 12. Types EHD, FD, and HFD 90ACurve No. SC-4434-88A
Interruptingratingdeterminesend of curve
Minimum Maximum
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOU
R
1MIN
UTE
2HOURS
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
TIMEIN
SECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1
HOUR
1M
INUTE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
90A
Maximum single-pole trip timesat 25C 1
CURRENT IN AMPERES
Maximum
interruptingtime
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types EHD, FD and HFD circuit breakers, single-pole.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 100A, 75C above 125A) per terminal.
Tested in open air.
Maximum Vac: 277 at 50/60 HzMaximum Vdc: 125
Breaker rating
Continuousamperes Instantaneo us trip, amperes
90A See curve
Single-pole test data at 25C based on NEMA procedures
(AB 4-2003) for verifying performance of molded case circuitbreakers.
Breakertype
Symmetrical Rms amperes (kA )
143565
EHDFDHFD
101010
277V
DC amps
125V
Interrupting rating (UL/CSA listed)
-
7/26/2019 Curvas de Disparo Disyuntores
15/56
Trip Curves TC0120000Effective May 2
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 13. Types EHD, FD, and HFD 100ACurve No. SC-4435-88A
Interruptingratingdeterminesend of curve
Minimum Maximum
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MI
NUTE
2HOURS
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1H
OUR
1MINUTE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
100A
Maximum single-pole trip timesat 25C 1
CURRENT IN AMPERES
Maximum
interruptingtime
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types EHD, FD and HFD circuit breakers, single-pole.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet of
rated wire (60C up to 100A, 75C above 125A) per terminal.Tested in open air.
Maximum Vac: 277 at 50/60 HzMaximum Vdc: 125
Breaker rating
Continuousamperes Instantaneous trip, amperes
100A See curve
Single-pole test data at 25C based on NEMA procedures(AB 4-2003) for verifying performance of molded casecircuit breakers.
Breakertype
Symmetrical Rms amperes (kA )
14
35
65
EHD
FD
HFD
10
10
10
277V
DC amps
125V
Interrupting rating (UL/CSA listed)
-
7/26/2019 Curvas de Disparo Disyuntores
16/5616
Trip Curves TC01200002EEffective May 2009
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 14. Types FD and HFD 110ACurve No. SC-4436-88A
Interruptingratingdeterminesend of curve
Minimum Maximum
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MIN
UTE
2HOURS
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1
HOUR
1M
INUTE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
110A
Maximum single-pole trip timesat 25C 1
CURRENT IN AMPERES
Maximuminterruptingtime
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types FD & HFD circuit breakers, single-pole.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 100A, 75C above 125A) per terminal.
Tested in open air.
Maximum Vac: 277 at 50/60 HzMaximum Vdc: 125
Breaker rating
Continuousamperes Instantaneous trip, amperes
110A See curve
Single-pole test data at 25C based on NEMA procedures(AB 4-2003) for verifying performance of molded casecircuit breakers.
Breakertype
Symmetrical Rms amperes (kA )
35
65
FD
HFD
10
10
277V
DC amps
125V
Interrupting rating (UL/CSA listed)
-
7/26/2019 Curvas de Disparo Disyuntores
17/56
Trip Curves TC0120000Effective May 2
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 15. Types FD and HFD 125ACurve No. SC-4437-88A
Interruptingratingdeterminesend of curve
Minimum Maximum
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOU
R
1MINUTE
2HOURS
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
1008060 907050403020109875 6
TIMEIN
SECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1
HOUR
1M
INUTE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
125A
Maximum single-pole trip timesat 25C 1
CURRENT IN AMPERES
Maximum
interruptingtime
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types FD and HFD circuit breakers, single-pole.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 100A, 75C above 125A) per terminal.
Tested in open air.
Maximum Vac: 277 at 50/60 HzMaximum Vdc: 125
Breaker rating
Continuousamperes Instantaneous trip, amperes
125A See curve
Single-pole test data at 25C based on NEMA procedures(AB 4-2003) for verifying performance of molded casecircuit breakers.
Breakertype
Symmetrical Rms amperes (kA )
3565
FDHFD
1010
277V
DC amps
125V
Interrupting rating (UL/CSA listed)
-
7/26/2019 Curvas de Disparo Disyuntores
18/5618
Trip Curves TC01200002EEffective May 2009
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 16. Types FD and HFD 150ACurve No. SC-4438-88A
Interruptingratingdeterminesend of curve
Minimum Maximum
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOU
R
1MIN
UTE
2HOURS
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
TIMEIN
SECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1
HOUR
1M
INUTE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
150A
Maximum single-pole trip timesat 25C 1
CURRENT IN AMPERES
Maximum
interruptingtime
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types FD and HFD circuit breakers, single-pole.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 100A, 75C above 125A) per terminal.
Tested in open air.
Maximum Vac: 277 at 50/60 HzMaximum Vdc: 125
Breaker rating
Continuousamperes Instantaneou s trip, amperes
150A See curve
Single-pole test data at 25C based on NEMA procedures(AB 4-2003) for verifying performance of molded case
circuit breakers.
Breakertype
Symmetrical Rms amperes (kA )
3565
FDHFD
1010
277V
DC amps
125V
Interrupting rating (UL/CSA listed)
-
7/26/2019 Curvas de Disparo Disyuntores
19/56
Trip Curves TC0120000Effective May 2
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
AB DE-ION Circuit Breakerstwo-, three-, and four-poles
Figure 17. Types ED, EHD, FDB, FD, and HFD 15ACurve No. SC-4134-87B
Minimum Maximum
Maximum interrupting time
Interruptingratingdeterminesend of curve(see above)
1
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINUTE
2HOU
RS
CURRENT IN AMPERES10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
1008060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINUTE
2H
OURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
15A
Maximum single-pole trip timesat 25C 1
Circuit breaker time/current curves
Series C
F-frame circuit breakers
Catalog types ED, EHD, FDB, FD and HFD circuit breakers, t wo-, three -and four-poles.
For application and coordination purposes only.Based on 40C ambient, cold start. Con nected with four (4) feet ofrated wire (60C up to 125A, 75C above 125A) per terminal.Tested in open air with current in all poles.
Maximum Vac: 600 at 50/60 HzMaximum Vdc: 250
Breaker rating
Continuous amperes Instantaneous trip amperes
15A See curve
181865
100
EHDFDBFDHFD
14143565
141825
10101022
Single-pole test data at 25C based on NEMA procedures(AB4-2003) for verifying performance of molded casecircuit breakers.
ED 65
Interrupting Rating (UL/CSA Listed)Breaker Symmetrical Rms amperes (KA) Amps (KA)type @ 240 Vac @ 480 Vac @ 600 Vac 250 Vac 125V
10
-
7/26/2019 Curvas de Disparo Disyuntores
20/5620
Trip Curves TC01200002EEffective May 2009
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 18. Types ED, EHD, FDB, FD, and HFD 20ACurve No. SC-4135-87B
Minimum
Maximum interrupting time
Interruptingratingdeterminesend of curve(see above)
Maximum single-pole trip timesat 25C 1
20A
1
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1M
INUTE
2HOURS
CURRENT IN AMPERES10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
1008060 907050403020109875 6
TIMEINSECOND
S
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINUTE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
Maximum
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types ED, EHD, FDB, FD and HFD circuit breakers, two-, three-and four-poles.
For application and coordination purposes o nly.Based on 40C ambient, cold start. Conn ected with four (4) feet ofrated wire (60C up to 125A, 75C above 125A) per terminal.Tested in open air with current in all pol es.
Maximum Vac: 600 at 50/60 HzMaximum Vdc: 250
Breaker rating
Continuous amperes Instantaneous trip amperes
20A See curve
181865
100
EHDFDBFDHFD
14143565
141825
10101022
Single-pole test data at 25C based on NEMA procedures(AB4-2003) for verifying performance of molded casecircuit breakers.
Interrupting rating (UL/CSA listed)
Breaker Symmetrical Rms amperes (KA) Amps (KA)type @ 240 Vac @ 480 Vac @ 600 Vac 250 Vdc 125 Vdc
ED 65 10
-
7/26/2019 Curvas de Disparo Disyuntores
21/56
Trip Curves TC0120000Effective May 2
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 19. Types ED, EHD, FDB, FD, and HFD 25ACurve No. SC-4136-87B
Minimum Maximum
Maximum interrupting time
Interruptingratingdeterminesend of curve(see above)
Maximum single-pole trip timesat 25C 1
25A
1
181865
100
EHDFDBFDHFD
14143565
141825
10101022
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINUTE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINU
TE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types ED, EHD, FDB, FD and HFD circuit breakers, two-, three-and four-poles.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 125A, 75C above 125A) per terminal.Tested in open air with current in all poles.
Maximum Vac: 600 at 50/60 HzMaximum Vdc: 250
Breaker rating
Continuous amperes Instantaneous trip amperes
25A See curve
Single-pole test data at 25C based on NEMA procedures(AB4-2003) for verifying performance of molded casecircuit breakers.
Interrupting rating (UL/CSA listed)
Breaker
type
Symmetrical Rms amperes (KA) Amps (KA)
@ 240 Vac @ 480 Vac @ 600 Vac 250 Vdc 125 Vdc
ED 65 10
-
7/26/2019 Curvas de Disparo Disyuntores
22/5622
Trip Curves TC01200002EEffective May 2009
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 20. Types ED, EHD, FDB, FD, and HFD 30ACurve No. SC-4137-87B
Maximum
Maximum interrupting time
Interruptingratingdeterminesend of curve(see above)
Maximum single-pole trip timesat 25C 1
Minimum
30A
1
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINUTE
2HOURS
CURRENT IN AMPERES10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
1008060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINU
TE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types ED, EHD, FDB, FD and HFD circuit breakers, two-, three-and four-poles.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 125A, 75C above 125A) per terminal.Tested in open air with current in all poles.
Maximum Vac: 600 at 50/60 HzMaximum Vdc: 250
Breaker Rating
Continuous amperes Instantaneous trip amperes
30A See curve
181865
100
EHDFDBFDHFD
14143565
141825
10101022
Single-pole test data at 25C based on NEMA procedures(AB4-2003) for verifying performance of molded casecircuit breakers.
Interrupting rating (UL/CSA listed)
Breaker Symmetrical RMS amperes (KA) Amps (KA)
type @ 240 Vac @ 480 Vac @ 600 Vac 250 Vdc 125 Vdc
ED 65
10
-
7/26/2019 Curvas de Disparo Disyuntores
23/56
Trip Curves TC0120000Effective May 2
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 21. Types ED, EHD, FDB, FD, and HFD 35ACurve No. SC-4138-87B
Minimum
Maximum interrupting time
Interruptingratingdeterminesend of curve(see above)
Maximum single-pole trip times
at 25C 1
35A
Maximum
1
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1
MINUTE
2HOURS
CURRENT IN AMPERES10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
1008060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINU
TE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types ED, EHD, FDB, FD and HFD circuit breakers, two-, three-and four-poles.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 125A, 75C above 125A) per terminal.Tested in open air with current in all poles.
Maximum Vac: 600 at 50/60 HzMaximum Vdc: 250
Breaker rating
Continuous amperes Instantaneous trip amperes
35A See curve
181865
100
EHDFDBFDHFD
14143565
141825
10101022
Single-pole test data at 25C based on NE MA procedures(AB4-2003) for verifying performance of molded casecircuit breakers.
Interrupting rating (UL/CSA listed)
Breaker Symmetrical Rms amperes (KA) Amps (KA)
type @ 240 Vac @ 480 Vac @ 600 Vac 250 Vdc 125 Vdc
ED 65 10
-
7/26/2019 Curvas de Disparo Disyuntores
24/5624
Trip Curves TC01200002EEffective May 2009
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 22. Types ED, EHD, FDB, FD, and HFD 40ACurve No. SC-4139-87B
Minimum Maximum
Maximum interrupting time
Interruptingratingdeterminesend of curve(see above)
Maximum single-pole trip timesat 25C 1
40A
1
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1
MINUTE
2HOURS
CURRENT IN AMPERES10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
1008060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINU
TE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types ED, EHD, FDB, FD and HFD circuit breakers, two-, three -and four-poles.
For application and coordination purposes o nly.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 125A, 75C above 125A) per terminal.Tested in open air with current in all pol es.
Maximum Vac: 600 at 50/60 HzMaximum Vdc: 250
Breaker Rating
Continuous amperes Instantaneous trip amperes
40A See curve
181865
100
EHDFDBFDHFD
14143565
141825
10101022
Single-pole test data at 25C based on N EMA procedures(AB4-2003) for verifying performance of molded casecircuit breakers.
Interrupting rating (UL/CSA listed)
Breaker Symmetrical Rms amperes (KA) Amps (KA)
type @ 240 Vac @ 480 Vac @ 600 Vac 250 Vdc 125 Vdc
ED 65 10
-
7/26/2019 Curvas de Disparo Disyuntores
25/56
Trip Curves TC0120000Effective May 2
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 23. Types ED, EHD, FDB, FD, and HFD 45ACurve No. SC-4140-87B
Minimum Maximum
Maximum interrupting time
Interruptingratingdeterminesend of curve(see above)
45A
1
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1
MINUTE
2HOURS
CURRENT IN AMPERES10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
1008060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINU
TE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
Maximum single-pole trip times
at 25C 1
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types ED, EHD, FDB, FD and HFD circuit breakers, two-, three-and four-poles.
For application and coordination purposes o nly.Based on 40C ambient, cold start. Conn ected with four (4) feet ofrated wire (60C up to 125A, 75C above 125A) per terminal.Tested in open air with current in all po les.
Maximum Vac: 600 at 50/60 HzMaximum Vdc: 250
Breaker rating
Continuous amperes Instantaneous trip amperes
45A See curve
181865
100
EHDFDBFDHFD
14143565
141825
10101022
Single-pole test data at 25C based on NEMA procedures(AB4-2003) for verifying performance of molded casecircuit breakers.
Interrupting rating (UL/CSA lsted)
Symmetrical Rms amperes (KA) Amps (KA)Breaker
type @ 240 Vac @ 480 Vac @ 600 Vac 250 Vdc 125 Vdc
ED 65 10
-
7/26/2019 Curvas de Disparo Disyuntores
26/5626
Trip Curves TC01200002EEffective May 2009
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 24. Types ED, EHD, FDB, FD, and HFD 50ACurve No. SC-4141-87B
Minimum Maximum
Maximum interrupting time
Interruptingratingdeterminesend of curve(see above)
Maximum single-pole trip timesat 25C 1
50A
1
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1
MINUTE
2HOURS
CURRENT IN AMPERES10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
1008060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINU
TE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types ED, EHD, FDB, FD and HFD circuit breakers, two-, three-and four-poles.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 125A, 75C above 125A) per terminal.Tested in open air with current in all poles.
Maximum Vac: 600 at 50/60 HzMaximum Vdc: 250
Breaker rating
Continuous amperes Instantaneous trip amperes
50A See curve
181865
100
EHDFDBFDHFD
14143565
--141825
10101022
Single-pole test data at 25C based on NEMA procedures(AB4-2003) for verifying performance of molded casecircuit breakers.
ED 65
Interrupting rating (UL/CSA listed)
Symmetrical Rms amperes (KA) Amps (KA)Breakertype @ 240 Vac @ 480 Vac @ 600 Vac 250 Vdc 125 Vdc
10
-
7/26/2019 Curvas de Disparo Disyuntores
27/56
Trip Curves TC0120000Effective May 2
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 25. Types ED, EHD, FDB, FD, and HFD 60ACurve No. SC-4142-87B
Minimum Maximum
Maximum interrupting time
Interruptingratingdeterminesend of curve(see above)
Maximum single-pole trip timesat 25C 1
60A
1
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1M
INUTE
2HOURS
CURRENT IN AMPERES10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
1008060 907050403020109875 6
TIMEINSECOND
S
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MIN
UTE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types ED, EHD, FDB, FD and HFD circuit breakers, two-, three-
and four-poles.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 125A, 75C above 125A) per terminal.Tested in open air with current in all poles.
Maximum Vac: 600 at 50/60 HzMaximum Vdc: 250
Breaker rating
Continuous amperes Instantaneous trip amperes
60A See curve
181865
100
EHDFDBFDHFD
14143565
141825
10101022
Single-pole test data at 25C based on NEMA procedures(AB4-2003) for verifying performance of molded casecircuit breakers.
Interrupting rating (UL/CSA listed)Breaker Symmetrical Rms amperes (KA) Amps (KA)
type @ 240 Vac @ 480 Vac @ 600 Vac 250 Vdc 125 Vdc
ED 65 10
-
7/26/2019 Curvas de Disparo Disyuntores
28/5628
Trip Curves TC01200002EEffective May 2009
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 26. Types ED, EHD, FDB, FD, and HFD 70ACurve No. SC-4143-87B
Maximum single-pole trip timesat 25C 1
70A
Interruptingratingdeterminesend of curve(see above)
MaximumMinimum
1
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINUTE
2HOURS
CURRENT IN AMPERES10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
1008060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINU
TE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types ED, EHD, FDB, FD and HFD circuit breakers, two-, three-and four-poles.
For application and coordination purposes only.Based on 40C ambient, cold start. Con nected with four (4) feet ofrated wire (60C up to 125A, 75C above 125A) per terminal.Tested in open air with current in all poles.
Maximum Vac: 600 at 50/60 HzMaximum Vdc: 250
Breaker rating
Continuous amperes Instantaneous trip amperes
70A See curve
181865
100
EHDFDBFDHFD
14143565
141825
10101022
Single-pole test data at 25C based on NEMA procedures(AB4-2003) for verifying performance of molded casecircuit breakers.
Interrupting rating (UL/CSA listed)
Symmetrical Rms amperes (KA) Amps (KA)Breakertype @ 240 Vac @ 480 Vac @ 600Vac 250 Vdc 125 Vdc
ED 65 10
Maximum interrupting time
-
7/26/2019 Curvas de Disparo Disyuntores
29/56
Trip Curves TC0120000Effective May 2
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 27. Types ED, EHD, FDB, FD, and HFD 80ACurve No. SC-4144-87B
Maximum interrupting time
MaximumMinimum
Maximum single-pole trip timesat 25C 1
80A
Interruptingratingdeterminesend of curve(see above)
1
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINUTE
2HOURS
CURRENT IN AMPERES10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
1008060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINU
TE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types ED, EHD, FDB, FD and HFD circuit breakers, two-, three-and four-poles.
For application and coordination purposes only.Based on 40C ambient, cold start. Con nected with four (4) feet ofrated wire (60C up to 125A, 75C above 125A) per terminal.Tested in open air with current in all poles.
Maximum Vac: 600 at 50/60 HzMaximum Vdc: 250
Breaker rating
Continuous amperes Instantaneous trip amperes
80A See curve
181865
100
EHDFDBFDHFD
14143565
141825
10101022
Single-pole test data at 25C based on NEMA procedures(AB4-2003) for verifying performance of molded casecircuit breakers.
Interrupting rating (UL/CSA listed)
Symmetrical Rms amperes (KA) Amps (KA)Breakertype @ 240 Vac @ 480 Vac @ 600 Vac 250 Vdc 125 Vdc
ED 65 10
-
7/26/2019 Curvas de Disparo Disyuntores
30/5630
Trip Curves TC01200002EEffective May 2009
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 28. Types ED, EHD, FDB, FD, and HFD 90ACurve No. SC-4145-87B
MaximumMinimum
Maximum single-pole trip timesat 25C 1
Maximum interrupting time
90A
Interruptingratingdeterminesend of curve(see above)
1
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1M
INUTE
2HOURS
CURRENT IN AMPERES10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
1008060 907050403020109875 6
TIMEINSECOND
S
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINUTE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types ED, EHD, FDB, FD and HFD circuit breakers, two-, three-and four-poles.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 125A, 75C above 125A) per terminal.Tested in open air with current in all poles.
Maximum Vac: 600 at 50/60 HzMaximum Vdc: 250
Breaker rating
Continuous amperes Instantaneous trip amperes
90A See curve
181865
100
EHDFDBFDHFD
14143565
141825
10101022
Single-pole test data at 25C based on NEMA procedures(AB4-2003) for verifying performance of molded casecircuit breakers.
Interrupting rating (UL/CSA listed)Breaker Symmetrical Rms amperes (KA) Amps (KA)type @ 240 Vac @ 480 Vac @ 600 Vac 250 Vdc 125 Vdc
ED 65 10
-
7/26/2019 Curvas de Disparo Disyuntores
31/56
Trip Curves TC0120000Effective May 2
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 29. Types ED, EDB, EDS, EDH, EDC, EHD, FDB, FD, and HFD 100ACurve No. SC-4146-87B
MaximumMinimum
Maximum single-pole trip timesat 25C 1
Maximum interrupting time
100A
Interruptingratingdeterminesend of curve(see above)
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1M
INUTE
2HOURS
CURRENT IN AMPERES10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
1008060 907050403020109875 6
TIMEINSECOND
S
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MIN
UTE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types ED, EDB, EDS, EDH, EDC, EHD, FDB, FD and HFD circuit
breakers, two-, three- and four-poles.
For application and coordination purposes o nly.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 125A, 75C above 125A) per terminal.Tested in open air with current in all pol es.
Single-pole test data at 25C based on NEMA procedures(AB4-2003) for verifying performance of molded casecircuit breakers.
Maximum Vac: 600 at 50/60 HzMaximum Vdc: 250
Breaker rating
Continuous amperes Instantaneous trip amperes
100A See curve
Interrupting rating (UL/CSA listed)Breaker Symmetrical Rms amperes (KA) Amps (KA)type @ 240 Vac @ 480 Vac @ 600 Vac 250 Vdc 125 Vdc
1
EDEDB
HFDFDFDBEHD
EDSEDHEDC
100 65 25 22 65 35 18 10 18 14 14 10 18 14 10 200 10100 1042 1022 1065 10
-
7/26/2019 Curvas de Disparo Disyuntores
32/5632
Trip Curves TC01200002EEffective May 2009
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 30. Types ED, EDB, EDS, EDH, EDC, FDB, FD, and HFD 110ACurve No. SC-4147-87B
MaximumMinimum
Maximum interrupting time
Maximum single-pole trip timesat 25C 1
110A
Interruptingratingdeterminesend of curve(see above)
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINUTE
2HOURS
CURRENT IN AMPERES10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
1008060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MIN
UTE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types ED, EDB, EDS, EDH, EDC, FDB, FD and HFD circuitbreakers, two-, three- and four-poles.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 125A, 75C above 125A) per terminal.Tested in open air with current in all poles.
Single-pole test data at 25C based on NEMA procedures(AB4-2003) for verifying performance of molded casecircuit breakers.
1
Maximum Vac: 600 at 50/60 HzMaximum Vdc: 250Breaker rating
Continuous amperes Instantaneous trip amperes
110A See curve
Interrupting rating (UL/CSA listed)Breaker Symmetrical Rms amperes (KA) Amps (KA)type @ 240 Vac @ 480 Vac @ 600 Vac 250 Vdc 125 Vdc
HFDFDFDB
EDEDBEDSEDHEDC
100 65 25 22 65 35 18 10 18 14 14 10 200 10100 1042 1022 1065 10
-
7/26/2019 Curvas de Disparo Disyuntores
33/56
Trip Curves TC0120000Effective May 2
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 31. Types ED, EDB, EDS, EDH, EDC, FDB, FD, and HFD 125ACurve No. SC-4148-87B
MaximumMinimum
Maximum single-pole trip timesat 25C 1
Maximum interrupting t ime
125A
Interruptingratingdeterminesend of curve(see above)
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1
MINUTE
2HOURS
CURRENT IN AMPERES10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
1008060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINU
TE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types ED, EDB, EDS, EDH, EDC, FDB, FD and HFD circuitbreakers, two-, three- and four-poles.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 125A, 75C above 125A) per terminal.Tested in open air with current in all poles.
Single-pole test data at 25C based on NEMA procedures(AB4-2003) for verifying performance of molded casecircuit breakers.
Maximum Vac: 600 at 50/60 HzMaximum Vdc: 250
Breaker rating
Continuous amperes Instantaneous trip amperes
125A See curve
Interrupting rating (UL/CSA listed)
Symmetrical Rms amperes (KA) Amps (KA)Breaker
@ 240 Vac @ 480 Vac @ 600 Vac 250 Vdc 125 Vdctype
1
HFDFDFDB
100 65 25 22 65 35 18 10
18 14 14 10
EDEDBEDSEDHEDC
65 1022 1042 10100 10200 10
-
7/26/2019 Curvas de Disparo Disyuntores
34/5634
Trip Curves TC01200002EEffective May 2009
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 32. Types ED, EDB, EDS, EDH, EDC, FDB, FD, and HFD 150ACurve No. SC-4149-87B
MaximumMinimum
Maximum single-pole trip timesat 25C 1
Maximum interrupting time
150A
Interruptingratingdeterminesend of curve(see above)
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINUTE
2HOURS
CURRENT IN AMPERES10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
1008060 907050403020109875 6
TIMEINSECONDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1MINUTE
2HOURS
CURRENT IN AMPERES
10000
8000
6000
9000
7000
5000
4000
3000
2000
1000
800
600
900
700
500
400
300
200
100
8060 907050403020109875 6
Circuit breaker time/current curves
Series CF-frame circuit breakers
Catalog types ED, EDB, EDS, EDH, EDC, FDB, FD and HFD circuitbreakers, two-, three- and four-poles.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet ofrated wire (60C up to 125A, 75C above 125A) per terminal.Tested in open air with current in all poles.
Single-pole test data at 25C based on NEMA procedures(AB4-2003) for verifying performance of molded casecircuit breakers.
1
Maximum Vac: 600 at 50/60 HzMaximum Vdc: 250
Breaker rating
Continuous amperes Instantaneous trip amperes
150A See curve
Interrupting rating (UL/CSA listed)
Breaker Symmetrical Rms amperes (KA) Amps (KA)type @ 240 Vac @ 480 Vac @ 600 Vac 250 Vdc 125 Vdc
HFDFDFDB
100 65 25 22 65 35 18 10 18 14 14 10
EDEDBEDSEDHEDC
65 1022 1042 10
100 10200 10
-
7/26/2019 Curvas de Disparo Disyuntores
35/56
Trip Curves TC0120000Effective May 2
Series C F-frame circuit breakertime current curves
EATON CORPORATIONwww.eaton.com
Figure 33. Types FD and HFD 175225ACurve No. SC-6970-98
Maximum single-pole trip timesat 25C
Maximumtrip time
Minimumtrip time
175 A
200 A
225 A
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
TIMEINSECONDS
1,000
500
300
200
5,000
3,000
2,000
1HOU
R
1MINUT
E
2HOURS
TIMEINSECO
NDS
10,000
100
50
30
20
10
5
3
2
1
.5
.3
.2
.1
.05
.03
.02
.01
.005
.003
.002
.001
1,000
500
300
200
5,000
3,000
2,000
1HOUR
1
MINUTE
2HOURS
175225A
Circuit breaker time/current curves
molded-case circuit breakers
Catalog types FD/HFD circuit breakers, two-, three- and four-poles.
For application and coordination purposes only.Based on 40C ambient, cold start. Connected with four (4) feet of ratedwire (75C) per terminal. Tested in open air with current in all poles.
Maximum Vac: 600 at 50/60 HzMaximum Vdc: 250
Breaker rating
Inamperes Instantaneous pick-up, amperes Rms
175 2400
200 2400
225 2400
Breakertype
Symmetrical Rms amperes (kA), Icu
FDHFD
Fixed inverse time overcurrent release.
Single-pole test data at 25 C based on NEMA procedures (AB4-2003)for verifying performances of molded case circuit breakers.Total operation time.
terrupting rating determines end of curve.In this interruption region:
The curve is drawn for In= 200A. Fo